Chair



FIG. 1 is a front elevational view of a chair embodying my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front perspective; and

FIG. 5 is a rear perspective thereof.

The appearance of the side of the chair not shown in the drawing is identical with the appearance of the side shown in FIG. 3. 

The ornamental design for a chair, substantially as shown and described. 